Window treatments Cost Segregation: Acquisition allocation
Reconcile what transferred at closing before assigning cost to individual components. A practical window treatments guide for rental owners preparing a cost segregation study.
Start with the actual window treatments
Distinguish removable furnishings from integrated building elements. Document motorization and installation rather than assuming all shade-related spending is one asset.
For this review, identify curtains, removable blinds, tracks, motors, mounting, and built-in shading. The objective is to describe the property accurately enough that the analyst can distinguish separate assets and shared work. Record any difference between acquisition condition and the current installation.
Acquisition allocation workflow
An acquisition study allocates an existing supported cost pool; it does not create additional basis merely by identifying more items. Begin with the purchase documents and the preparer's land and cost determinations. Identify furnishings sold separately, items retained by the seller, and components owned by someone else. A photograph taken before closing can show an item that was never transferred to the buyer.
Trace each separately valued item through the purchase allocation and the owner's asset schedule. An item included in a bill of sale may already be outside the building pool. For costs estimated from physical quantities, ask how the estimate is converted into an allocation of the acquisition basis. Do not add a current replacement price on top of the original purchase price as if it were a new expenditure.
Details that matter for window treatments
An inventory can identify each window, treatment type, control, and installation method. Loose drapes and removable rods should not be confused with integral shading construction. A motorized package may include a control hub shared among many windows. Avoid counting the shared hub repeatedly. Installer charges may also include wall repair or electrical changes. Retain seller inventory exclusions where treatments were removed before closing. If fabric changes while tracks remain, preserve the retained parts in the replacement description.
Evidence to collect for window treatments
Start with item inventory, manufacturer invoice, mounting photographs, and window schedule. Keep the original records and mark which portions of the component or project each document supports. An unexplained total should remain an open question rather than be divided into invented amounts.
| Field | What to record |
|---|---|
| Component boundary | Curtains, removable blinds, tracks, motors, mounting, and built-in shading |
| Primary records | Item inventory, manufacturer invoice, mounting photographs, and window schedule |
| Location and ownership | Property address, room or site location, owner entity, and any shared or third-party use. |
| Cost trail | Invoice or acquisition-allocation reference; include credits, separately recorded items, and the estimation method if costs are reconstructed. |
| Timeline | Acquisition, installation, availability for intended use, and later changes; retain the record supporting each relevant date. |
A hypothetical window treatments evidence problem
A furnished sale includes drapes while a renovation adds automated shades.
The unresolved question is: Is any value for this item already included in a separate furnishings purchase or an existing asset schedule? Give the reviewer the underlying records and identify the uncertainty explicitly. This example illustrates an evidence issue; it does not assign a tax life, estimate a deduction, or describe a completed Stratum client engagement.
Finish this review before implementation
Build a purchase-allocation bridge that shows the item once, with its ownership and separately recorded costs visible.
The study supplies property evidence and proposed classifications. The return analysis determines applicable depreciation methods, any bonus eligibility, loss limitations, state adjustments, and disposition consequences. Agree who resolves each outstanding issue and keep the accepted records with the final report.
References and scope
- IRS Cost Segregation Audit Technique Guide, Publication 5653
- IRS Publication 551: acquisition, transferred, and adjusted basis
- IRS Publication 946: depreciation, ownership, methods, and timing
These references explain the underlying tax framework. The checklists and scenarios on this page are editorial tools for gathering evidence, not quotations or asset-specific rulings from the IRS. The audit guide is examination guidance, not an official pronouncement of law or certification of a provider. A return preparer must apply current authority to the particular property, taxpayer, and filing year.